"""
Case Type   : ustore_DQL_SET_OPERATIONS
Case Name   : union前后两个子查询都包含case
Create At   : 2022-05-12
Owner       : nanyang12
Description :
    1.创建表
    2.使用copy命令插入数据
    3.union前后两个子查询都包含case
    4.环境清理
Expect      :
    1.创建成功
    2.数据插入成功
    3.成功
    4.清理成功
History     :
"""

import os
import subprocess
import unittest

from testcase.utils.Common import Common
from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant
from testcase.utils.Logger import Logger
from yat.test import Node
from yat.test import macro


class Ustore01(unittest.TestCase):
    def setUp(self):
        self.log = Logger()
        self.log.info(f'----- {os.path.basename(__file__)} start-----')
        self.pri_sh = CommonSH('PrimaryDbUser')
        self.pri_root = Node('PrimaryRoot')
        self.com = Common()
        self.constant = Constant()
        self.table_name1 = 't_setop_Cast_0003_01'
        self.table_name2 = 't_setop_Cast_0003_02'
        self.copy_file1 = 'store_33.txt'
        self.copy_file2 = 'item_33.txt'
        self.cur_path_1 = os.path.join(macro.SCRIPTS_PATH, self.copy_file1)
        self.cur_path_2 = os.path.join(macro.SCRIPTS_PATH, self.copy_file2)
        self.parent_path = os.path.dirname(macro.DB_INSTANCE_PATH)
        self.target_path1 = os.path.join(self.parent_path, self.copy_file1)
        self.target_path2 = os.path.join(self.parent_path, self.copy_file2)

    def test_join(self):
        step_txt = '-----step1:创建表;expect: 创建成功-----'
        self.log.info(step_txt)
        cmd_sql = f"""drop table if exists {self.table_name1}  CASCADE ;
                    drop table if exists {self.table_name2}  CASCADE ;
                create table {self.table_name1}(
                    s_store_sk                integer               not null,
                    s_store_id                char(16)              not null,
                    s_rec_start_date          date                          ,
                    s_rec_end_date            date                          ,
                    s_closed_date_sk          integer                       ,
                    s_store_name              varchar(50)                   ,
                    s_number_employees        integer                       ,
                    s_floor_space             integer                       ,
                    s_hours                   char(20)                      ,
                    s_manager                 varchar(40)                   ,
                    s_market_id               integer                       ,
                    s_geography_class         varchar(100)                  ,
                    s_market_desc             varchar(100)                  ,
                    s_market_manager          varchar(40)                   ,
                    s_division_id             integer                       ,
                    s_division_name           varchar(50)                   ,
                    s_company_id              integer                       ,
                    s_company_name            varchar(50)                   ,
                    s_street_number           varchar(10)                   ,
                    s_street_name             varchar(60)                   ,
                    s_street_type             char(15)                      ,
                    s_suite_number            char(10)                      ,
                    s_city                    varchar(60)                   ,
                    s_county                  varchar(30)                   ,
                    s_state                   char(2)                       ,
                    s_zip                     char(10)                      ,
                    s_country                 varchar(20)                   ,
                    s_gmt_offset              decimal(5,2)                  ,
                    s_tax_precentage          decimal(5,2)                  
                 )  WITH (STORAGE_TYPE=USTORE);
                create table {self.table_name2}
                (
                    i_item_sk                 integer               not null,
                    i_item_id                 char(16)              not null,
                    i_rec_start_date          date                          ,
                    i_rec_end_date            date                          ,
                    i_item_desc               varchar(200)                  ,
                    i_current_price           decimal(7,2)                  ,
                    i_wholesale_cost          decimal(7,2)                  ,
                    i_brand_id                integer                       ,
                    i_brand                   char(50)                      ,
                    i_class_id                integer                       ,
                    i_class                   char(50)                      ,
                    i_category_id             integer                       ,
                    i_category                char(50)                      ,
                    i_manufact_id             integer                       ,
                    i_manufact                char(50)                      ,
                    i_size                    char(20)                      ,
                    i_formulation             char(20)                      ,
                    i_color                   char(20)                      ,
                    i_units                   char(10)                      ,
                    i_container               char(10)                      ,
                    i_manager_id              integer                       ,
                    i_product_name            char(50)                      
                )  WITH (STORAGE_TYPE=USTORE);"""
        self.log.info(cmd_sql)
        create_result = self.pri_sh.execut_db_sql(cmd_sql)
        self.log.info(create_result)
        self.assertTrue(
            create_result.count(self.constant.TABLE_CREATE_SUCCESS) == 2,
            '执行失败:' + step_txt)

        step_txt = '-----step2:使用copy命令插入数据，expect: 数据插入成功-----'
        self.log.info(step_txt)
        text = '-----step2.1: 获取当前主机的IP地址;expect: 成功-----'
        self.log.info(text)
        cmd = "ifconfig -a|grep inet6 -a2|grep broadcast|awk '{print $2}'"
        self.log.info(cmd)
        self.cur_ip = subprocess.getoutput(cmd).strip()
        self.log.info(self.cur_ip)

        text = '-----step2.2: 复制文件到数据库主机对应目录 expect: 成功-----'
        self.log.info(text)
        if self.cur_ip == self.pri_sh.node.ssh_host:
            self.log.info('当前主机是数据库主机，无需远程复制')
            cmd = f"cp {self.cur_path_1} {self.parent_path};" \
                f"cp {self.cur_path_2} {self.parent_path};"
            self.log.info(cmd)
            res = self.pri_sh.node.sh(cmd).result()
            self.log.info(res)
        else:
            self.com.scp_file(self.pri_root, self.copy_file1,
                              self.parent_path)
            self.com.scp_file(self.pri_root, self.copy_file2,
                              self.parent_path)
            chmod_cmd = f"chmod 777 -R {self.parent_path};" \
                        f"ls -al {self.parent_path}"
            self.log.info(chmod_cmd)
            chmod_result = self.pri_root.sh(chmod_cmd).result()
            self.log.info(chmod_result)

        text = '-----step2.3: 查看数据库主机目标路径下文件 expect: 成功-----'
        self.log.info(text)
        cmd = f"ls -l {self.parent_path}| grep -E '{self.copy_file1}';" \
            f"ls -l {self.parent_path}| grep -E '{self.copy_file2}';"
        self.log.info(cmd)
        res = self.pri_root.sh(cmd).result()
        self.log.info(res)
        self.assertNotIn('No such file or directory', res, '文件拷贝失败')
        self.assertIn(f'{self.copy_file1}', res, '文件拷贝失败')
        self.assertIn(f'{self.copy_file2}', res, '文件拷贝失败')

        text = '-----step2.4:使用copy命令插入数据，expect: 数据插入成功-----'
        self.log.info(text)
        self.log.info('---------------使用copy命令插入数据------------------')
        copy_sql = f"copy {self.table_name1} from '{self.target_path1}' " \
            f"delimiters ',';" \
            f"copy {self.table_name2} from '{self.target_path2}' " \
            f"delimiters ',';"
        self.log.info(copy_sql)
        copy_result = self.pri_sh.execut_db_sql(copy_sql)
        print(copy_result)
        self.log.info(copy_result)
        self.assertIn('COPY 12', copy_result, '执行失败:' + step_txt)
        self.assertIn('COPY 18000', copy_result, '执行失败:' + step_txt)

        step_txt = '-----step3: union前后两个子查询都包含case' \
                   'expect: 成功-----'
        self.log.info(step_txt)
        cmd_sql = f"""
        select * from (select floor(i_current_price) s_gmt_offset,
               case
                 when length(trim(i_brand)) is null then
                  'A'
                 when length(trim(i_brand)) < 15 then
                  'B'
                 else
                  substr(trim(i_brand), 3, 2)
               end,
               i_rec_start_date,
               coalesce(substr(i_brand_id, 2, 3) ::int,
                        i_class_id,
                        i_category_id,
                        1),
               max(distinct i_manufact_id)
          from {self.table_name2}
         where i_rec_end_date is not null
         group by cube(floor(i_current_price), i_rec_start_date), case
                 when length(trim(i_brand)) is null then
                  'A'
                 when length(trim(i_brand)) < 15 then
                  'B'
                 else
                  substr(trim(i_brand), 3, 2)
               end, coalesce(substr(i_brand_id, 2, 3) ::int,
                        i_class_id,
                        i_category_id,
                        1)
        having i_rec_start_date is not null
        union
        select s_gmt_offset,
               s_market_id ::varchar(100),
               s_rec_start_date,
               case
                 when s_market_id is null then
                  1
                 else
                  s_market_id
               end,
               sum(s_division_id)
          from {self.table_name1}
         group by s_gmt_offset,
               s_market_id ::varchar(100),
               s_rec_start_date,
               case
                 when s_market_id is null then
                  1
                 else
                  s_market_id
               end)
         where s_gmt_offset is null
         order by 1, 2, 3, 4, 5 limit 20;"""
        self.log.info(cmd_sql)
        query_result = self.pri_sh.execut_db_sql(cmd_sql)
        self.log.info(query_result)
        self.assertIn('20 rows', query_result, '执行失败:' + step_txt)

    def tearDown(self):
        step_txt = '-----step4: 环境清理 expect:清理成功-----'
        self.log.info(step_txt)
        self.log.info('删除表')
        cmd_sql = self.pri_sh.execut_db_sql(f"""
                    drop table {self.table_name1} cascade;
                    drop table {self.table_name2} cascade;""")
        self.log.info(cmd_sql)
        text = '-----删除文件-----'
        self.log.info(text)
        rm_cmd = f"rm -rf {self.target_path1};" \
            f"rm -rf {self.target_path2}"
        self.log.info(rm_cmd)
        self.com.get_sh_result(self.pri_root, rm_cmd)
        for s in [self.target_path1, self.target_path2]:
            cmd = f'if [ -f {s} ]; then echo "does exists"; ' \
                f'else echo "not exists"; fi'
            file_judgments = self.com.get_sh_result(self.pri_root, cmd)
            self.assertIn('not exists', file_judgments, "清理失败" + text)
        self.assertTrue(
            cmd_sql.count(self.constant.DROP_TABLE_SUCCESS) == 2,
            '执行失败:' + step_txt)
        self.log.info(f'----- {os.path.basename(__file__)} end-----')
